United States Special Presidential Envoy for Climate John Kerry, left, and European Commission President Ursula von der Leyen pose for photographers p

United States Special Presidential Envoy for Climate John Kerry, left, and European Commission President Ursula von der Leyen pose for photographers prior to a meeting at EU headquarters in Brussels, Tuesday, March 9, 2021. US special envoy for climate John Kerry traveled to Brussels Tuesday to discuss trans-Atlantic cooperation with European officials in the wake of President Joe Biden’s decision to rejoin the global effort to curb climate change. (Olivier Hoslet, Pool via AP)